Home / 11,509.92-17,263.20-3,717.84

Finding the Fourth Proportional to 11,509.92, 17,263.20 and 3,717.84

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Solution

The fourth proportional to 11,509.92, 17,263.20 and 3,717.84 is: 5,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.92 : 17,263.20 = 3,717.84 : x
  2. Step 2: Convert to fraction form
    11,509.92/17,263.20 = 3,717.84/x
  3. Step 3: Cross multiply
    11,509.92x = 17,263.20 × 3,717.84
  4. Step 4: Simplify right side
    11,509.92x = 64,181,815.49
  5. Step 5: Solve for x
    x = 64,181,815.49/11,509.92
  6. Step 6: Final answer
    x = 5,576.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.